*,*:before,*:after{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,SimHei,Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{width:100%;height:100%}input,button{font-family:inherit}a{text-decoration:none;color:inherit}img{display:block}